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Troubleshooting
If the receiver is not working as it should, the following suggestions might help. If you follow the suggestions in this chart and
the receiver still does not work properly, contact your local RadioShack store for assistance.
Returning Controls to
Factory Defaults
Press
RETURN
to return the controls to the following settings.
Problem Cause Solution
Power does not turn on. • Power cord is disconnected. • Plug in the power cord.
• Protection circuit is activated. • Unplug the power cord, then plug it in
again.
The receiver does not respond to
button presses.
• Static discharge has affected con-
trol.
• Unplug the power cord, then plug it in
again. (If static electricity is a problem, use
the remote control as much as possible.)
No sound. • Incorrect connections. • Check and correct the connections.
• The mute function is activated. • Press
MUTING
.
• The volume is turned down. • Turn up the volume.
• Speaker wires are disconnected. • Connect the speaker wires.
• Neither set of speakers is selected. • Press in
SPEAKERS A
or
B
.
No picture when you select a video
source.
• The selected video source is not set
correctly.
• Correct the problem with the selected
video source.
• Incorrect connections. • Correct the connections.
High noise level. • Station not correctly tuned. • Tune to a stronger station.
• Antenna not connected. • Connect the antenna.
• FM antenna still coiled or is not
pointing in the correct direction.
• Stretch both ends of the antenna taut and
reposition the antenna.
• AM loop antenna not pointing in the
correct direction.
• Adjust the AM loop antenna.
• Noise is coming from another elec-
trical appliance.
• Try using an AC line noise filter to reduce
the noise.
Tuning does not automatically stop
when searching for FM stations.
• Stations are too weak. • Use a better antenna.
Cannot make copies of video
tapes.
• Tapes are protected by a copy
restriction method.
• You cannot make a good copy.
• Video connections are incorrect. • Check and correct the connections.
Remote does not control cassette
deck or CD player.
• Cassette deck or CD player is not
compatible.
• Control cable is not plugged in.
• Audio cables are not plugged in.
• The feature only works with Optimus Pro-
fessional Series components.
• Properly connect the control cable.
• Properly connect the audio cables.
Tape 2 Monitor Off
Source TUNER
Band
FM (Set to the last-tuned frequency. If the receiver
cannot receive the frequency, it starts searching for
the next strong station.)
Surround Mode Off
Muting Off
Super Bass Off